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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 1ST ED Award a ₱8.8M contract to A. A. DE VERA CONSTRUCTIONNational agencies

Transaction hash:
1a4bf8c834e8a3cb2b799b91620278cf06c8f99f2f154dd694289a5a8d715884
Status:
Included and unchanged
Block:
#4,753 1,260 blocks after it
Position in block:
Transaction 273 of 2,654
Award day:
Mar 21, 2022 (4 yrs 7 mo ago)

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,753 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    DPWH lists the funding source as "Regular Infra - GAA 2022 CSSP", i.e. the FY2022 GAA. The exact UACS line is not given.
    Partly
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 1ST ED awarded it to A. A. DE VERA CONSTRUCTION on 2022-03-21.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22HA0007: Completed, 100% physical progress.
    Found
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    DPWH marks the contract "Completed" (end 2022-08-01). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   1a4bf8c834…715884now      …
  2. 2. Block Merkle root changed
    stored   42b451b099…3ea519now      …
  3. 3. Block #4753 hash changed
    stored   7a6785d5ab…fe9adanow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (12 steps)

How this one record is tied to the block's Merkle root, without needing the other 2,653 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1a4bf8c834e8a3cb2b799b91620278cf06c8f99f2f154dd694289a5a8d715884
  2. 01 L 1a383143388f987a2148fca09b7d289e6f44bd237aed54161ea3e22a1eae687f
  3. 02 R 17ee101b4792c91beb5fc363912156a0034b9fdf5bc1368a84540cb0ab84ca45
  4. 03 R fb215a00128c59064a75f717bcbd01daf856ec5e691d511d53d5cd856456e685
  5. 04 R 240f86f4cc24191ef1fa214ca1cc0f43012e7591233f64a19844261a4d4e10a1
  6. 05 L 3cde59c961ca0ec42f3cdb6a457ff899547ae1f9733911ebf65c6e63a228c122
  7. 06 R cfc042dad0e7ff0839dee054d8883bd42510d17e311ecf22fabe301a90d79085
  8. 07 R fa5ccd6690bf7cb767bd311243d5f9bfc1deb6e6b8ef83963653b25814b6529d
  9. 08 R 75dd151d1ff1a9fc9da3a2df32b47a379a7e15ca1c49ff145db66ffe8d24cad4
  10. 09 L 87bc19862f4da5f9e3597a8104f71e3eb7c58302418898864ec0370d96aa0f19
  11. 10 R 81effd39209fc331ce30c78f7dab78b74d7ffca7db39731b6106f5acbdc7cc6d
  12. 11 R 4dfc1f834de752b1797582fdad84298fc6bb3d20b666e7bb5ea79aaa4d3bef39
  13. 12 R d55cd178496ea6f6fb3cafd38454a44011bc907d9df5674226db99e74eb4ca06
  14. root  42b451b09904c029f48036c90640703eddae9f73be9f88dd0cae400c353ea519